I always advise my patients to drink 1 litre of fluids every day in the form of water, weak tea or fruit juice. This serves to dilute the urine and reduce its irritative effect on inflamed tissues.
Some apparently innocuous foods make urine more acid and may worsen irritative symptoms particularly in the urethra.
Such foods include tomatoes, grapes, peppers, citrus fruits etc. Other foodstuffs such as pepper, alcoholic drinks (especially robust wines) and spirits are clearly irritative. Drinking large quantities of strong tea and coffee can increase symptoms of dysuria by acting on the bladder neck. A help can be may be obtained with the PRELIEF*